Display screen or portion thereof with icon



The sole FIGURE shows a display screen or portion thereof with icon showing our new design.

The dot-dash broken lines illustrate a display screen or portion thereof and form no part of the claimed design. The dashed broken lines illustrate portions of the icon which form no part of the claimed design. The dot-dot-dash broken line illustrates a boundary which forms no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 